The numerical simulation of the new type of DNG is studied by using FDTD method and CST software, and the physical mechanism analysis for this structure is discussed in detail.
用时域有限差分法和CST 软件对该新型结构进行了模拟对比，并对其物理机理进行了分析，解释了其双负效应发生的原因。
To discover the mechanism of progressive failure of rock slope, physical simulation experiment and numerical simulation analysis by means of FLAC software have been done simultaneously.
为了揭示岩体边坡渐进破坏的机理，在对边坡渐进破坏进行物理模拟的同时，应用FLAC软件对边坡渐进破坏过程进行了数值模拟。
At first, the physical mechanism was studied then the 2d compact numerical simulation model for natural convection and forced convection heat transfer analysis was built respectively.
本文首先对散热器工作的物理机制进行详细分析分别对自然对流换热情况和强制对流换热情况建立了简化的二维数值计算模型。
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